eatures: 100% brand new and high quality. Charger: Automatically stops when charging is complete. Can charge four batteries at the same time. Input: AC100V-240V 47-63Hz Output: DC4.2V0.1% 1A-2A Plug type: US plug Dimension: 112*112*35mm(L*W*H) Color: Black Battery: Safe and environmental friendly. High energy density long life battery. Durable in low and high temperature operations. Suitable for laser pointer flashlight torch and other electronic products. Capacity: 9800mAh Quantity: 4pcs Color: Yellow